單項(xiàng)選擇題
A.80mm,70mmB.90mm,75mmC.150mm,100mmD.200mm,100mm
A.8mm,9mmB.9mm,10mmC.10mm,11mmD.11mm,12mm
A.熱浸鍍鋅B.涂刷油漆C.電鍍鋅D.不作處理
A.檢查B.檢測C.驗(yàn)收D.試驗(yàn)
A.200mmB.300mmC.500mmD.550mm
A.200mm,200mmB.300mm,150mmC.400mm,150mmD.400mm,200mm
A.每跨B.間隔一跨C.間隔兩跨D.間隔三跨
A.8mB.16mC.24mD.32m
A.80KNB.100KNC.120KND.140KN